Answer:
C
Explanation:
when the rain falls its slightly acidic and that will erode the rocks on the ocean floor causing the water to be salty
Norepinephrine and epinephrine are secreted into the
bloodstream when sympathetic stimulation is provided to the Adrenal Medulla. The
sympathetic nervous system (SNS) originates in the spinal cord and it’s
responsible for the activation of physiological changes that occur during the fight-or-flight
response.
The answer should be hydrogen
Answer:
Cell differentiation.
Explanation:
This is because cell differentiation refer to the process where cell changes from one cell types to tissues or organs or even system or specialised cells during a developmental stages to perform functions. It occur in multicellular organisms where zygote changes to tissues or system.
. This occurs through a process called gene expression. Gene expression refer to the combination of genes that can either be expressed or repressed.